Element block pseudo-element :before generated with box-sizing content-box border-radius background position static overflow hidden cursor default line-height 1 transform border 0px rgba(0,0,0,1) solid padding 20px display block text-shadow 1px 1px 1px rgba(0,0,0,0.2) width 160px font-size 16px font-weight normal box-shadow 1px 1px 1px rgba(0,0,0,0.3) float none margin 0px z-index auto height auto transition